Unit BTUUnit_Impl::clone() const {
OS_ASSERT(system() == UnitSystem::BTU);
std::shared_ptr<BTUUnit_Impl> impl(new BTUUnit_Impl(*this));
return BTUUnit(impl).cast<Unit>();
}
BTUUnit createBTULuminousFlux() {
return BTUUnit(BTUExpnt(0,0,0,0,0,1,0,0,1),0,"lm");
}
BTUUnit createBTUIlluminance() {
return BTUUnit(BTUExpnt(0,-2,0,0,0,1,0,0,1),0,"fc");
}
BTUUnit createBTUCurrency() {
return BTUUnit(BTUExpnt(0,0,0,0,0,0,0,0,0,0,0,1));
}
BTUUnit createBTUPower() {
return BTUUnit(BTUExpnt(1,0,-1));
}
BTUUnit createBTUPeople() {
return BTUUnit(BTUExpnt(0,0,0,0,0,0,0,0,0,1));
}
BTUUnit createBTUCycle() {
return BTUUnit(BTUExpnt(0,0,0,0,0,0,0,0,0,0,1));
}
BTUUnit createBTUAmountOfSubstance() {
return BTUUnit(BTUExpnt(0,0,0,0,0,0,1));
}
BTUUnit createBTUSolidAngle() {
return BTUUnit(BTUExpnt(0,0,0,0,0,0,0,0,1));
}
BTUUnit createBTUElectricCurrent() {
return BTUUnit(BTUExpnt(0,0,0,0,1));
}
BTUUnit createBTULuminousIntensity() {
return BTUUnit(BTUExpnt(0,0,0,0,0,1));
}
BTUUnit createBTUTemperature() {
return BTUUnit(BTUExpnt(0,0,0,1));
}
BTUUnit createBTUTime() {
return BTUUnit(BTUExpnt(0,0,1));
}
BTUUnit createBTULength() {
return BTUUnit(BTUExpnt(0,1));
}
BTUUnit createBTUEnergy() {
return BTUUnit(BTUExpnt(1));
}
boost::optional<Unit> ScheduleTypeLimits::units(std::string unitType, bool returnIP) {
boost::to_lower(unitType);
OptionalUnit result;
if (unitType.empty() ||
(unitType == "dimensionless") ||
(unitType == "availability") ||
(unitType == "controlmode"))
{
if (returnIP) {
result = IPUnit();
}
else {
result = SIUnit();
}
return result;
}
char firstLetter = unitType[0];
switch (firstLetter) {
case 'a' :
{
if (unitType == "activitylevel") {
result = (createSIPower() / createSIPeople());
}
else if (unitType == "angle") {
result = createIPAngle();
}
break;
}
case 'c' :
{
if (unitType == "capacity") {
if (returnIP) {
result = BTUUnit(BTUExpnt(1,0,-1));
}
else {
result = createSIPower();
}
}
else if (unitType == "clothinginsulation") {
result = Unit();
result->setBaseUnitExponent("clo",1);
}
else if (unitType == "convectioncoefficient") {
if (returnIP) {
result = BTUUnit(BTUExpnt(1,-2,-1,-1));
}
else {
result = createSIThermalConductance();
}
}
break;
}
case 'd' :
{
if (unitType == "deltatemperature") {
if (returnIP) {
result = createFahrenheitTemperature();
result->cast<TemperatureUnit>().setAsRelative();
}
else {
result = createCelsiusTemperature();
result->cast<TemperatureUnit>().setAsRelative();
}
}
break;
}
case 'l' :
{
if (unitType == "linearpowerdensity") {
if (returnIP) {
result = (createIPPower() / createIPLength());
}
else {
result = (createSIPower() / createSILength());
}
}
break;
}
case 'm' :
{
if (unitType == "massflowrate") {
if (returnIP) {
result = IPUnit(IPExpnt(1,0,-1));
}
else {
result = SIUnit(SIExpnt(1,0,-1));
}
}
break;
}
case 'p' :
{
if (unitType == "percent") {
result = Unit();
result->setBaseUnitExponent("%",1);
}
else if (unitType == "power") {
result = createSIPower();
}
else if (unitType == "precipitationrate") {
if (returnIP) {
result = BTUUnit(BTUExpnt(0,1,-1));
}
else {
result = WhUnit(WhExpnt(0,-1,1));
}
}
else if (unitType == "pressure") {
if (returnIP) {
result = createIPPressure();
}
else {
result = createSIPressure();
}
}
break;
}
case 'r' :
{
if (unitType == "rotationsperminute") {
result = createCFMFrequency();
}
break;
}
case 's' :
{
if (unitType == "solarenergy") {
result = WhUnit(WhExpnt(1,1,-2));
}
break;
}
case 't' :
{
if (unitType == "temperature") {
if (returnIP) {
result = createFahrenheitTemperature();
}
else {
result = createCelsiusTemperature();
}
}
break;
}
case 'v' :
{
if (unitType == "velocity") {
if (returnIP) {
result = CFMUnit(CFMExpnt(1,-1));
}
else {
result = SIUnit(SIExpnt(0,1,-1));
}
}
if (unitType == "volumetricflowrate") {
if (returnIP) {
result = IPUnit(IPExpnt(0,3,-1));
}
else {
result = SIUnit(SIExpnt(0,3,-1));
}
}
break;
}
}
return result;
}
